# Safety and Effectiveness of Ureteral DJ Stent With Magnet (Blackstar, Urotech) Removal Under Ultrasound Control

> **NCT04582019** · NA · COMPLETED · sponsor: **St. Petersburg State Pavlov Medical University** · enrollment: 60 (actual)

## Conditions studied

- Urolithiasis

## Interventions

- **DEVICE:** stent extraction

## Key facts

- **NCT ID:** NCT04582019
- **Lead sponsor:** St. Petersburg State Pavlov Medical University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-08-14
- **Primary completion:** 2022-03-01
- **Final completion:** 2022-03-01
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2022-04-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04582019

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04582019, "Safety and Effectiveness of Ureteral DJ Stent With Magnet (Blackstar, Urotech) Removal Under Ultrasound Control". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04582019. Licensed CC0.

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